The Housing,centrifugal Fan, cataloged under National Stock Number 4140-01-353-9043, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-353-9043 |
| Primary Part Number | 63E901985G1 |
| Item Name | Housing,centrifugal Fan |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Prime Mover for Which Designed | ELECTRIC MOTOR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 63E901985G1 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| 63E901985 | D/9 Drawing number reference only Lockheed Martin Corporation Div Rotary and Mission Systems |
| 4140PL0977142 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 63E901985P1 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 4140-01-353-9043 is a Housing,centrifugal Fan, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-353-9043 has 1 manufacturer part number on file: 63E901985G1 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 63E901985G1: Prime Mover for Which Designed: ELECTRIC MOTOR; End Item Identification: ENGINE,MARINE GAS TURBINE,LM-2500. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.